TEXAS · WELLS · ROBERTS COUNTY · API 42-393-32138 · DISTRICT 08
Waterfield J. B. #4
Roberts County · Mendota NW. (Granite Wash) field · Temp Abandoned · Vertical
Waterfield J. B. #4 (API 42-393-32138) is a well in Roberts County operated by Unit Petroleum Company, completed September 26, 2008 and listed as temp abandoned on the RRC schedule, shut in August 1, 2014.
The RRC has issued one drilling permit, issued June 21, 2008, permitted to 11,100 ft.
Completion filings report 8 formation tops, including Brown Dolomite, Douglas, Kansas City, Marmaton.
Its 2 leases have reported 8.45K barrels of oil and 110K mcf of gas since December 2007, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Tulsa, OK
- P-5 status
- Active (A)
- P-5 last filed
- Jan 13, 2025
- Permits on file
- 1,100
- Phone
- (918) 493-7700
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Unit Petroleum Company |
| Production reports | Unit Petroleum Companythrough Jul 2014 |
| Latest permit | Unit Petroleum CompanyJun 21, 2008 |
- 11,100
- total depth, ft
- 1
- permits on file
- Jun 21, 2008
- last permit issued
- Sep 26, 2008
- completed
- 8.45K
- cumulative oil, bbl
- 110K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2007 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 26, 2008
- Shut in
- Aug 1, 2014
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Waterfield, J. B. G-14-254334 | Mendota, NW. (Granite Wash, SW.) | Unit Petroleum Company | 1 | 0 | 22.9K | Dec 2009 – Jul 2026 |
| Waterfield, J. B. O-14-7921 | Mendota, NW. (Granite Wash, SW.) | Unit Petroleum Company | 2 | 8.45K | 87K | Dec 2007 – Jul 2010 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Unit Petroleum CompanyDec 2007 → Jul 2014
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 663678-99 | Drill | Unit Petroleum Company | Jun 4, 2008 | Jun 21, 2008 | Jul 19, 2008 | 11,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 26, 2008 | Waterfield J. B. G-14-254334 | Mendota NW. (Granite Wash) | Unit Petroleum Company | Temp Abandoned · shut in Aug 1, 2014 | 11,100 |
| Sep 26, 2008 | Waterfield J. B. O-14-7921 | Mendota NW. (Granite Wash SW.) | Unit Petroleum Company | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,610 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Brown Dolomite | 3,905 | -1,295 |
| Douglas | 6,650 | -4,040 |
| Kansas City | 7,843 | -5,233 |
| Marmaton | 8,782 | -6,172 |
| Granite Wash | 9,186 | -6,576 |
| Novi | 10,364 | -7,754 |
| 13 Finger | 10,445 | -7,835 |
| Morrow | 10,570 | -7,960 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,393 | 9,395 | Perforated |
| 9,768 | 9,798 | Perforated |
| 9,814 | 9,816 | Perforated |
| 9,930 | 9,988 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,807 | 12.25 | 1,025 S |
| 5.5 | 10,480 | 8.75 | 390 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Apr 14, 2010 | Dec 21, 2009 | — |
| 00 | Feb 2, 2010 | — | — |
| 00 | Feb 3, 2009 | Nov 24, 2008 | Yes |
| 00 | Jan 13, 2009 | — | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-393-32138 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-393-32138 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/39332138, documented in the API reference.